... ; it save60% water. High frequency welding equipment used for 16 KW lathe tools, bit welding welding, cut teeth welding, copper pipe welding ... environment clean and neat,2, the necessary cooling water circulation system,3, has small, easy to use, high efficiency, heating ... can;8, oxidation area is small;9, unique cooling circulation system, to ensure that equipment 24 hours of continuous work;10 ...